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Finding the Fourth Proportional to 458,477.42, 632,701.38 and 254,525.09

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Solution

The fourth proportional to 458,477.42, 632,701.38 and 254,525.09 is: 351,246.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,477.42 : 632,701.38 = 254,525.09 : x
  2. Step 2: Convert to fraction form
    458,477.42/632,701.38 = 254,525.09/x
  3. Step 3: Cross multiply
    458,477.42x = 632,701.38 × 254,525.09
  4. Step 4: Simplify right side
    458,477.42x = 161,038,375,687.62
  5. Step 5: Solve for x
    x = 161,038,375,687.62/458,477.42
  6. Step 6: Final answer
    x = 351,246.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.